The CKM angle $\alpha$ at LHCb (2007)
Deschamps, O., Monteil, S., Robert, A., Perret, P., Machefert, F., Robbe, P., ...
The potential of LHCb in the extraction of the angle $\alpha$ from the analysis of the $B\to\rho\pi$ and $B\to\rho\rho$ decays has been studied. The expected performance is summarized in this...
The CKM angle $\alpha$ at LHCb (2007)
Deschamps, O., Monteil, S., Robert, A., Perret, P., Machefert, F., Robbe, P., ...
The potential of LHCb in the extraction of the angle $\alpha$ from the analysis of the $B\to\rho\pi$ and $B\to\rho\rho$ decays has been studied. The expected performance is summarized in this...
The CKM angle $\alpha$ at LHCb (2007)
Deschamps, O., Monteil, S., Robert, A., Perret, P., Machefert, F., Robbe, P., ...
The potential of LHCb in the extraction of the angle $\alpha$ from the analysis of the $B\to\rho\pi$ and $B\to\rho\rho$ decays has been studied. The expected performance is summarized in this...
LHCb Computing Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Magnin, J., ...
LHCb Computing Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Magnin, J., ...
LHCb Computing Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Magnin, J., ...
SPECS : A serial protocol for experiment control system in LHCb (2007)
Breton, D., Charlet, D., Robbe, P., Videau, I.
This document describes the SPECS protocol and its implementation. The SPECS is a 10 Mbit/s serial bus, designed to be simple, cheap, reliable and to work in radiation sensitive environments. It is...
SPECS : A serial protocol for experiment control system in LHCb (2007)
Breton, D., Charlet, D., Robbe, P., Videau, I.
This document describes the SPECS protocol and its implementation. The SPECS is a 10 Mbit/s serial bus, designed to be simple, cheap, reliable and to work in radiation sensitive environments. It is...
SPECS : A serial protocol for experiment control system in LHCb (2007)
Breton, D., Charlet, D., Robbe, P., Videau, I.
This document describes the SPECS protocol and its implementation. The SPECS is a 10 Mbit/s serial bus, designed to be simple, cheap, reliable and to work in radiation sensitive environments. It is...
LHCb reoptimized detector design and performance : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
LHCb Trigger System : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
LHCb Trigger System : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
LHCb reoptimized detector design and performance : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
LHCb Trigger System : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
LHCb reoptimized detector design and performance : Technical Design Report (2007)
Antunes Nobrega, R., Franca Barbosa, A., Bediaga, I., Cernicchiaro, G., Correade Oliveira, E., Magnin, J., ...
Aubert, B., Abe, T., Abrams, G. S., Adye, T., Ahmed, S., Alam, M. S., ...
We report the observation of 823+/-57 B^0 and 970+/-65 B^+ decays to doubly charmed final states Dbar^(*)D^(*)K, where Dbar^(*) and D^(*) are fully reconstructed and K is either a K+/- or a K^0. We...
Alekhin, S., Altarelli, G., Amapane, N., Andersen, J., Andreev, V., Arneodo, M., ...
The HERA electron--proton collider has collected 100 pb$^{-1}$ of data since its start-up in 1992, and recently moved into a high-luminosity operation mode, with upgraded detectors, aiming to...
Alekhin, S., Altarelli, G., Amapane, N., Andersen, J., Andreev, V., Arneodo, M., ...
The HERA electron--proton collider has collected 100 pb$^{-1}$ of data since its start-up in 1992, and recently moved into a high-luminosity operation mode, with upgraded detectors, aiming to...
Measurement of the branching fraction and polarization for the decay $B^- \to D^{*0}K^{*-}$ (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present a study of the decay B- -> D*0 K*- based on a sample of 86 million Upsilon(4S) -> BBbar decays collected between 1999 and 2002 with the BaBar detector at the PEP-II asymmetric-energy...
Measurement of the average $\phi$ multiplicity in $B$ meson decay (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present a measurement of the average multiplicity of $\phi$ mesons in $B^0$, $\kern 0.18em\bar{\kern -0.18em B}{}^0$ and $B^\pm$ meson decays. Using $17.6 fb^{-1}$ of data taken at the...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
Using events in which one of two neutral B mesons from the decay of an Y(4S) meson is fully reconstructed, we determine parameters governing decay (\Delta\Gamma_d/\Gamma_d), CP and T violation...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present evidence for the flavor-changing neutral current decay $B\to K^*\ell^+\ell^-$ and a measurement of the branching fraction for the related process $B\to K\ell^+\ell^-$, where $\ell^+\ell^-$...
Measurement of the $B^0-\bar B^0$ oscillation frequency with inclusive dilepton events (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We have studied the B^+/- --> J/psi pi^+/- and B^+/- --> J/psi K^+/- decays using a 20.7 fb-1 data set collected with the BABAR detector. We observe a signal of 51+/-10 B^+/- --> J/psi pi^+/- events...
Study of CP-violating asymmetries in $B^0 \to \pi^+\pi^-, K^+\pi^-$ decays (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present a measurement of the time-dependent CP-violating asymmetries in neutral B decays to the $\pi^+\pi^-$ CP eigenstate, and an updated measurement of the charge asymmetry in $B^0\to K^+\pi^-$...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We measure the branching fractions of the psi(2S) meson to the leptonic final states e+e- and mu+mu- relative to that for psi(2S)-->J/psi pi+pi-. The method uses psi(2S) mesons produced in the decay...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present the results of searches for B decays to charmless two-body final states containing $\eta^\prime$ or $\omega$ mesons, based on 20.7 fb$^{-1}$ of data collected with the BABAR detector. We...
Measurement of the $B \rightarrow J/\psi K*(892)$ decay amplitudes (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present a measurement of the decay amplitudes in B-->J/psi K^*(892) channels using 20.7 fb-1 of data collected at the Upsilon(4S) resonance with the BABAR detector at PEP-II. We measure a P-wave...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present a study of B- -> D^0_CP K^- decays, where D^0_CP is reconstructed in CP-even channels, based on a sample of 88.8 million Upsilon(4S)->BBbar decays collected with the BaBar detector at the...
Search for the radiative decays $B\to\rho\gamma$ and $B\to\omega\gamma$ (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
A search for the exclusive radiative decays B --> rho(770) gamma and B0 --> omega(782) gamma is performed on a sample of about 84\times 10^{6} B\bar B events collected by the BaBar detector at the...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We report a measurement of the inclusive charmless semileptonic branching fraction of B mesons in a sample of 89 million BBbar events recorded with the BABAR detector at the Y(4S) resonance. Events...
Measurements of the mass and width of the $\eta_c$ meson and of an $\eta_c(2S)$ candidate (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
The mass and total width of the eta_c meson have been measured in two-photon interactions at the SLAC asymmetric B-Factory with the BABAR detector. With a sample of approximately 2500 reconstructed...
Measurement of $sin^2\beta$ with hadronic and previously unused muonic $J/\psi$ decays (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We report a measurement of the CP-violation parameter sin2beta with B^0 -> J/psi K^0_S decays in which the J/psi decays to hadrons or to muons that do not satisfy our standard identification...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present measurements of branching fractions in the b -> s s-bar s penguin-dominated decays B+ --> phi K+ and B0 --> phi K0 in a sample of approximately 89 million BBbar pairs collected by the...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We have used a study of the process e+e- --> mu+ mu- gamma at a center-of-mass energy near the Y(4S) resonance for a mu+ mu- invariant mass range near the J/psi mass to extract the cross section...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
Using a sample of 88.8 10**6 BBbar events collected with the BaBar detector at the PEP-II storage rings at the Stanford Linear Accelerator Center, we measure the branching fractions of seven...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
A narrow state, which we label DsJ(2458)+, with mass 2458.0 +/- 1.0(stat.) +/- 1.0(syst.) MeV/c^2, is observed in the inclusive Ds+ pi0 \gamma$ mass distribution in 91 fb-1 of e^+e^- annihilation...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present measurements of branching fractions and charge asymmetries for seven B-meson decays with an eta, eta' or omega meson in the final state. The data sample corresponds to 89 million BBbar...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We have observed the rare decay B0 => rho+ rho- in a sample of 89 million BB pairs recorded with the BABAR detector. The number of observed events is 88 +23-21 +-9, with a significance of 5.1...
Search for Lepton-Flavor Violation in the Decay $\tau^-\to\ell^-\ell^+\ell^-$ (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
A search for the lepton-flavor-violating decay of the tau into three charged leptons has been performed using $91.5 \mathrm{fb}^{-1}$ of data collected at an $e^+e^-$ center-of-mass energy of 10.58...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We report a measurement of the production ratio of charged and neutral B mesons from Upsilon(4S) decays based on the ratio of efficiency-corrected yields for the charmonium modes J/psi K^+ and J/psi...
Measurements of CP-Violating Asymmetries and branching fractions in B meson decays to eta'K$ (2006)
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present measurements of the branching fractions of the decays B+ -> eta' K+ and B0 -> eta' K0. For B0 -> eta' K0s we also measure the time dependent CP-violation parameters S and C, and for B+...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present measurements of branching fractions and CP-violating asymmetries in B0 -> rho+- pi-+ and B0 -> rho- K+ decays. The results are obtained from a data sample of 88.9 10^6 Upsilon(4S) -> B...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present a measurement of time-dependent CP asymmetries and an updated determination of the CP-odd fraction in the decay B0 --> D*+D*- using a data sample of 88 x 10^6 BBbar pairs collected by the...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present results of a search for $D^0$-$\kern 0.2em\bar{\kern -0.2em D}{}^0$~mixing and a measurement of $R_{\rm D}$, the ratio of doubly Cabibbo-suppressed decays to Cabibbo-favored decays, based...
Rates, polarizations, and asymmetries in charmless vector-vector $B$ meson decays (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
With a sample of approximately 89 million BBbar pairs collected with the BABAR detector, we perform a search for B meson decays into pairs of charmless vector mesons (phi, rho, and K*). We measure...
Study of Time-Dependent $CP$ Asymmetry in Neutral $B$ Decays to $J/\psi\pi^0$ (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
e present the first study of the time-dependent CP-violating asymmetry in B0 -> J/psi pi0 decays using e+e- annihilation data collected with the BaBar detector at the Upsilon(4S) resonance during the...
Aubert, B., Barate, R., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., ...
We present measurements of branching fractions and charge asymmetries for charmless B-meson decays to three-body final states of charged pions and kaons. The analysis uses 81.8 fb^-1 of data...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We measure the B0 lifetime \tau_{B0} and the B0-B0bar oscillation frequency \Delta m_d with a sample of approximately 14,000 exclusively reconstructed B0 --> D*- l+ nu signal events, selected from 23...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
The neutral $B$ meson lifetime is measured with the data collected by the BaBar detector at the PEP-II storage ring during the years 1999 and 2000, with a total integrated luminosity of 20.7 ${\rm...
Observation of a narrow meson decaying to $D^+_s\pi^0$ at a mass of 2.32 GeV/c$^2$ (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We have observed a narrow state near 2.32 GeV/c^2 in the inclusive Ds+ pi0 invariant mass distributionfrom e+e- annihilation data at energies near 10.6 GeV. The observed width is consistent with the...
Measurement of the $B^0 \rightarrow J/\psi\pi^+\pi^-$ branching fraction (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present a measurement of the branching fraction for the decay of the neutral $B$ meson into the final state $J/\psi\pi^+\pi^-$. The data set contains approximately 56 million $B\bar{B}$ pairs...
Measurement of the Branching Fraction for Inclusive Semileptonic B Meson Decays (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
A largely model-independent measurement of the inclusive electron momentum spectrum and branching fraction for semileptonic decays of B mesons is presented based on data recorded at the Upsilon(4S)...
Study of Inclusive Production of Charmonium Mesons in B Decay (2006)
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
The inclusive production of charmonium mesons in B meson decay has been studied in a 20.3 fb$^{-1}$ data set collected by the BaBar experiment operating at the $\Upsilon(4S)$ resonance. Branching...
Aubert, B., Boutigny, D., Gaillard, J.M., Hicheur, A., Karyotakis, Y., Lees, J.P., ...
We present measurements of branching fractions and CP-violating asymmetries for neutral B meson decays to two-body final states of charged pions and kaons based on a sample of about 88 million...